20020022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11519}}^1$

素因数の和:11611

約数の個数: 16

約数和(自身を含む): 33177600

約数和(自身を除く): 13157578

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11519, 23038, 126709, 253418, 910001, 1820002, 10010011, 20020022]

約数ペア:

[(1, 20020022), (2, 10010011), (11, 1820002), (22, 910001), (79, 253418), (158, 126709), (869, 23038), (1738, 11519)]